def test_bind_without_debugging(self):
sock = EventSocket()
sock._sock = mock()
mock(sock, 'getsockname')
expect(sock._sock.bind).args( 'arg1', 'arg2' )
expect(sock.getsockname).returns( ('foo',1234) )
expect(eventsocket.event.read).args( sock, sock._protected_cb, sock._accept_cb )
sock.bind( 'arg1', 'arg2' )
def test_write_cb_with_no_data(self):
sock = EventSocket()
sock._sock = mock()
sock._parent_output_empty_cb = mock()
sock._debug = True
sock._logger = mock()
mock( sock, '_flag_activity' )
sock._write_buf = deque()
assert_equals( None, sock._write_cb() )
assert_equals( sock._error_msg, "error writing socket output buffer" )
def test_read_cb_when_no_data(self): sock = EventSocket() sock._sock = mock() mock( sock, 'getsockopt' ) mock( sock, 'close' ) expect( sock.getsockopt ).args( socket.SOL_SOCKET, socket.SO_RCVBUF ).returns( 42 ) expect( sock._sock.recv ).args( 42 ).returns( '' ) expect( sock.close ) assert_equals( None, sock._read_cb() )
def test_write_cb_when_eagain_raised(self):
sock = EventSocket()
sock._sock = mock()
sock._parent_output_empty_cb = mock() # assert not called
sock._write_buf = deque(['data1','data2'])
expect( sock._sock.send ).args( 'data1' ).raises(
EnvironmentError(errno.EAGAIN,'try again') )
expect( sock._flag_activity )
assert_true( sock._write_cb() )
assert_equals( deque(['data1','data2']), sock._write_buf )
def test_write_cb_when_not_all_data_sent(self):
sock = EventSocket()
sock._sock = mock()
sock._parent_output_empty_cb = mock() # assert not called
sock._write_buf = deque(['data1','data2'])
expect( sock._sock.send ).args( 'data1' ).returns( 5 )
expect( sock._sock.send ).args( 'data2' ).returns( 2 )
expect( sock._flag_activity )
assert_true( sock._write_cb() )
assert_equals( deque(['ta2']), sock._write_buf )
def test_read_cb_simplest_case(self):
sock = EventSocket()
sock._sock = mock()
mock( sock, 'getsockopt' )
expect( sock.getsockopt ).args( socket.SOL_SOCKET, socket.SO_RCVBUF ).returns( 42 )
expect( sock._sock.recv ).args( 42 ).returns( 'sumdata' )
expect( sock._flag_activity )
assert_true( sock._read_cb() )
assert_equals( bytearray('sumdata'), sock._read_buf )
assert_equals( 'error reading from socket', sock._error_msg )
def test_write_cb_when_other_environment_error_raised(self):
sock = EventSocket()
sock._sock = mock()
sock._peername = 'peer'
sock._logger = mock()
sock._debug = True
sock._parent_output_empty_cb = mock() # assert not called
sock._write_buf = deque(['data1','data2'])
expect( sock._sock.send ).args( 'data1' ).raises(
EnvironmentError(errno.ECONNABORTED,'try again') )
assert_raises( EnvironmentError, sock._write_cb )
def test_write_cb_sends_all_data_and_theres_an_output_empty_cb(self):
sock = EventSocket()
sock._sock = mock()
sock._parent_output_empty_cb = mock()
sock._write_buf = deque(['data1','data2'])
expect( sock._sock.send ).args( 'data1' ).returns( 5 )
expect( sock._sock.send ).args( 'data2' ).returns( 5 )
expect( sock._flag_activity )
expect( sock._parent_output_empty_cb ).args( sock )
assert_equals( None, sock._write_cb() )
assert_equals( 0, len(sock._write_buf) )
def test_read_cb_when_parent_cb_and_is_a_pending_event_and_already_buffered_data(self):
sock = EventSocket()
sock._read_buf = bytearray('foo')
sock._sock = mock()
sock._peername = 'peername'
sock._parent_read_cb = 'p_read_cb'
sock._pending_read_cb_event = 'pending_read'
mock( sock, 'getsockopt' )
expect( sock.getsockopt ).args( socket.SOL_SOCKET, socket.SO_RCVBUF ).returns( 42 )
expect( sock._sock.recv ).args( 42 ).returns( 'sumdata' )
expect( sock._flag_activity )
assert_true( sock._read_cb() )
assert_equals( bytearray('foosumdata'), sock._read_buf )
def test_bind_with_debugging(self):
sock = EventSocket()
sock._sock = mock()
sock._debug = True
sock._logger = mock()
mock( sock, 'getsockname' )
expect(sock._logger.debug).args( "binding to %s", str(('arg1','arg2')) )
expect(sock._sock.bind).args( 'arg1', 'arg2' )
expect(sock.getsockname).returns( ('foo',1234) )
expect(eventsocket.event.read).args( sock, sock._protected_cb, sock._accept_cb ).returns('accept_event')
sock.bind( 'arg1', 'arg2' )
assert_equals( "foo:1234", sock._peername )
assert_equals( 'accept_event', sock._accept_event )
def test_write_cb_when_not_all_data_sent_and_logging(self):
sock = EventSocket()
sock._sock = mock()
sock._peername = 'peer'
sock._logger = mock()
sock._debug = True
sock._parent_output_empty_cb = mock() # assert not called
sock._write_buf = deque(['data1','data2'])
expect( sock._sock.send ).args( 'data1' ).returns( 5 )
expect( sock._sock.send ).args( 'data2' ).returns( 2 )
expect( sock._logger.debug ).args( str, 7, 10, 'peer' )
expect( sock._flag_activity )
assert_true( sock._write_cb() )
assert_equals( deque(['ta2']), sock._write_buf )
def test_write_cb_when_eagain_raised_and_logging(self):
sock = EventSocket()
sock._sock = mock()
sock._peername = 'peer'
sock._logger = mock()
sock._debug = True
sock._parent_output_empty_cb = mock() # assert not called
sock._write_buf = deque(['data1','data2'])
expect( sock._sock.send ).args( 'data1' ).raises(
EnvironmentError(errno.EAGAIN,'try again') )
expect( sock._logger.debug ).args( str, EnvironmentError, 'peer' )
expect( sock._logger.debug ).args( str, 0, 10, 'peer' )
expect( sock._flag_activity )
assert_true( sock._write_cb() )
assert_equals( deque(['data1','data2']), sock._write_buf )
def test_accept_cb_when_no_logger_and_no_parent_cb(self):
sock = EventSocket()
sock._sock = mock()
sock._parent_read_cb = 'p_read_cb'
sock._parent_error_cb = 'p_error_cb'
sock._parent_close_cb = 'p_close_cb'
sock._debug = False
sock._logger = None
sock._max_read_buffer = 42
expect(sock._sock.accept).returns( ('connection', 'address') )
expect(EventSocket.__init__).args( read_cb='p_read_cb', error_cb='p_error_cb',
close_cb='p_close_cb', sock='connection', debug=False,
logger=None, max_read_buffer=42 )
assert_true( sock._accept_cb() )
assert_equals( 'error accepting new socket', sock._error_msg )
def test_read_cb_when_debugging_and_parent_cb_and_no_pending_event(self):
sock = EventSocket()
sock._sock = mock()
sock._logger = mock()
sock._peername = 'peername'
sock._debug = True
sock._parent_read_cb = 'p_read_cb'
mock( sock, 'getsockopt' )
expect( sock.getsockopt ).args( socket.SOL_SOCKET, socket.SO_RCVBUF ).returns( 42 )
expect( sock._sock.recv ).args( 42 ).returns( 'sumdata' )
expect( sock._logger.debug ).args( 'read 7 bytes from peername' )
expect( sock._flag_activity )
expect( eventsocket.event.timeout ).args( 0, sock._protected_cb, sock._parent_read_timer_cb ).returns('pending_read')
assert_true( sock._read_cb() )
assert_equals( bytearray('sumdata'), sock._read_buf )
assert_equals( 'pending_read', sock._pending_read_cb_event )
def test_read_cb_when_buffer_overflow(self): sock = EventSocket() sock._sock = mock() sock._logger = mock() sock._peername = 'peername' sock._debug = True sock._max_read_buffer = 5 mock( sock, 'getsockopt' ) mock( sock, 'close' ) expect( sock.getsockopt ).args( socket.SOL_SOCKET, socket.SO_RCVBUF ).returns( 42 ) expect( sock._sock.recv ).args( 42 ).returns( 'sumdata' ) expect( sock._logger.debug ).args( 'read 7 bytes from peername' ) expect( sock._flag_activity ) expect( sock._logger.debug ).args( 'buffer for peername overflowed!' ) expect( sock.close ) assert_equals( None, sock._read_cb() ) assert_equals( bytearray(), sock._read_buf )
def test_accept_cb_when_logger_and_parent_cb(self):
sock = EventSocket()
sock._sock = mock()
sock._parent_accept_cb = 'p_accept_cb'
sock._parent_read_cb = 'p_read_cb'
sock._parent_error_cb = 'p_error_cb'
sock._parent_close_cb = 'p_close_cb'
sock._debug = True
sock._logger = mock()
sock._max_read_buffer = 42
expect(sock._sock.accept).returns( ('connection', 'address') )
expect(sock._logger.debug).args( "accepted connection from address" )
expect(EventSocket.__init__).args( read_cb='p_read_cb', error_cb='p_error_cb',
close_cb='p_close_cb', sock='connection', debug=True,
logger=sock._logger, max_read_buffer=42 )
expect(sock._protected_cb).args( 'p_accept_cb', is_a(EventSocket) )
assert_true( sock._accept_cb() )
